When it comes down to it, this list is all about the numbers. How much money was made, but not how the money was made. It begged me to ask the question, do companies this large use social media and does it make a difference? In this article you will find how Fortunes Top 10 Fastest Growing Companies are fairing on Twitter.

#1 – Allergan

Based in California, Allergan describes themselves as a “global, technology-driven multi-specialty heath care company pursuing therapeutic advances to help patients live life to their fullest potential.”